If focused element is removed, try to focus on the item at the same position in the array instead
If last item was focused, focus the new last item
Unsubscribe subscriptions on element disposal, to prevent leaking subscriptions
Moved EventMatcher to a separate file.
Add basic tests for EventMatcher.
Minor code cleanup of EventMatcher.
Merge branch 'master' of github.com:bramstein/knockout.selection
Merge branch 'master' into keepfocus
Merge branch 'master' into unsubscribe
Merge pull request #51 from mwoc/unsubscribe

Unsubscribe subscriptions on element disposal
Merge branch 'keepfocus'
Merge branch 'master' of github.com:bramstein/knockout.selection

Conflicts:
	lib/knockout.selection.js
v0.2.0
Remove private flag from package.json.
v0.2.1